AUGUST 16, 2026
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Case File

CVE-2026-18787

HIGH · CVSS 8.8 EPSS 1.65% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-04 · Last synced 2026-08-16

CyberRota Analysis

AI-Generated

The GL.iNet AX1800 firmware versions up to 4.8.3 are vulnerable due to a command injection flaw in the RPC Endpoint's remove_rule function, which can be exploited remotely by manipulating the args.id argument. This high-severity vulnerability (CVSS 8.8) poses a significant risk as it allows attackers to execute arbitrary commands on the affected devices. Organizations using this firmware should prioritize patching to mitigate potential exploitation.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit
GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-18787
Severity
HIGH
CVSS
8.8
EPSS
1.65%

Original NVD Description

A vulnerability was identified in GL.iNet AX1800 up to 4.8.3. The affected element is the function remove_rule of the file /usr/share/gl-ngx/oui-rpc.lua of the component RPC Endpoint. The manipulation of the argument args.id leads to command injection. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.